Luis Serrano is worn out — and a little frightened — by the complex process of applying for deferred-action status, but the 21-year-old illegal resident of the U.S. says he’s decided to take the risk and try to keep himself from being deported for another two years. Like the more than 83,000 Deferred Action for Childhood Arrival applications already submitted to the U.S. Citizen and Immigration Services, Serrano’s packet will contain far more personal information than illegal immigrants are usually willing to provide — especially to the government.”Nothing is for sure,” Serrano said. “I’m afraid. …